/*
 * Copyright 2007 National Bioinformatics Network
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package dgbgui.modeldocument.definition;

import dgbgui.modeldocument.Query;

public class ClosureDefinition extends Definition {
    
    public static enum Type {
        TRANSITIVE,
        REFLEXIVE,
        IRREFLEXIVE,
        SYMMETRIC,
        ANTISYMMETRIC,
        ASYMMETRIC
    }

    public ClosureDefinition(Query fromQuery, Type type, Query layerQuery, Query relationQuery) {
        m_fromQuery = fromQuery;
        m_type = type;
        m_layerQuery = layerQuery;
        m_relationQuery = relationQuery;
    }
    

    public String getTypeName() {
        return "Closure";
    }

    public String getdgbQLString() {
        return "closure(" 
            + m_type + "," 
            + m_layerQuery.getDefinition().getdgbQLString() + "," 
            + m_fromQuery.getDefinition().getdgbQLString() + "," 
            + m_relationQuery.getDefinition().getdgbQLString() 
            + ")";
    }
    
    public static String closureTypeString(Type type) {
        switch(type) {
        case REFLEXIVE : return "reflexive";
        case IRREFLEXIVE : return "irreflexive";
        case SYMMETRIC : return "symmetric";
        case ANTISYMMETRIC : return "antisymmetric";
        case ASYMMETRIC : return "asymmetric";
        case TRANSITIVE : return "transitive";
        }
        assert false;
        return "";
    }
    
    public Type getType() {
        return m_type;
    }
    
    public Query getFromQuery() {
        return m_fromQuery;
    }
    
    public Query getLayerQuery() {
        return m_layerQuery;
    }
    
    public Query getRelationQuery() {
        return m_relationQuery;
    }
    
    
    // ------------- Serialization -----------
    
    /**
     * First serilization version
     */
    private static final long serialVersionUID = 1L;
    

    // ---------- Fields ----------
    
    Type m_type;
    Query m_layerQuery, m_fromQuery, m_relationQuery;

}
